Inʾguhak kaeron
By: chŏja Yi Ki-sŏng.
Publisher: Hanʾguk Munhwasa
Published: 1999
Place of publication: Sŏul-si
Language: kor
Number of pages: 272
Subjects: Population.
Notes: Originally published: Pʻyŏngyang :Kwahak Paekkwa Sajŏn Chonghap Chʻulpʻansa,1996.